1 Chronicles 29:9

And the people rejoiced, because they offered willingly, because with perfect heart they offered willingly to Jehovah. And David the king also rejoiced with great joy.

1 Kings 8:61

And let your heart be perfect with Jehovah our God, to walk in His statutes, and to keep His commandments, as at this day.

Deuteronomy 16:10-11

And you shall keep the Feast of Weeks to Jehovah your God with a measure of a free-will offering of your hand, which you shall give according as Jehovah your God has blessed you.

Judges 5:9

My heart is toward the lawgivers of Israel who offered themselves willingly among the people. Bless Jehovah.

1 Chronicles 29:17

I know also, my God, that You try the heart, and have pleasure in uprightness. I, in the uprightness of my heart, have willingly offered all these things. And now I have seen with joy Your people who are present here to offer willingly to You.

Psalm 110:3

Your people shall be willing in the day of Your power, in holy adornment from the womb of the morning: You have the dew of Your youth.

Proverbs 23:15-16

My son, if your heart is wise, my heart shall rejoice, even mine.

Luke 15:6

And when he comes home, he calls together his friends and neighbors, saying to them, Rejoice with me, for I have found my sheep which was lost.

John 15:11

I have spoken these things to you so that My joy might remain in you and your joy might be full.

2 Corinthians 8:3

For I testify that according to their ability, and beyond their ability; they gave willingly;

2 Corinthians 8:12

For if the eagerness is present, it is acceptable according to what one has, and not according to what one does not have.

2 Corinthians 9:7-8

Each one, as he purposes in his heart, let him give; not of grief, or of necessity, for God loves a cheerful giver.

Philippians 4:10

But I rejoiced in the Lord greatly, that now at the last your care of me has flourished again. Although you indeed did think, but you lacked opportunity.

1 Thessalonians 3:6-9

But now when Timothy came from you to us and brought us good news of your faith and love, and that you have good remembrance of us always, desiring to see us (as we also you),

Philippians 2:15-17

so that you may be blameless and harmless, the sons of God, without rebuke, in the midst of a crooked and perverse nation. Among these you shine as lights in the world,

Philippians 4:1

Therefore, my brothers, ones loved and longed for, my joy and crown, stand fast in this way in the Lord, beloved ones.

Treasury of Scripture Knowledge

Summary

Then the people rejoiced, for that they offered willingly, because with perfect heart they offered willingly to the LORD: and David the king also rejoiced with great joy.

General references

Bible References

They offered

Deuteronomy 16:10
And you shall keep the Feast of Weeks to Jehovah your God with a measure of a free-will offering of your hand, which you shall give according as Jehovah your God has blessed you.
Judges 5:9
My heart is toward the lawgivers of Israel who offered themselves willingly among the people. Bless Jehovah.
Psalm 110:3
Your people shall be willing in the day of Your power, in holy adornment from the womb of the morning: You have the dew of Your youth.
2 Corinthians 8:3
For I testify that according to their ability, and beyond their ability; they gave willingly;
2 Corinthians 9:7
Each one, as he purposes in his heart, let him give; not of grief, or of necessity, for God loves a cheerful giver.

Perfect heart

1 Chronicles 29:17
I know also, my God, that You try the heart, and have pleasure in uprightness. I, in the uprightness of my heart, have willingly offered all these things. And now I have seen with joy Your people who are present here to offer willingly to You.
1 Kings 8:61
And let your heart be perfect with Jehovah our God, to walk in His statutes, and to keep His commandments, as at this day.

David

Proverbs 23:15
My son, if your heart is wise, my heart shall rejoice, even mine.
Luke 15:6
And when he comes home, he calls together his friends and neighbors, saying to them, Rejoice with me, for I have found my sheep which was lost.
John 15:11
I have spoken these things to you so that My joy might remain in you and your joy might be full.
Philippians 2:15
so that you may be blameless and harmless, the sons of God, without rebuke, in the midst of a crooked and perverse nation. Among these you shine as lights in the world,
Philippians 4:1
Therefore, my brothers, ones loved and longed for, my joy and crown, stand fast in this way in the Lord, beloved ones.
1 Thessalonians 3:6
But now when Timothy came from you to us and brought us good news of your faith and love, and that you have good remembrance of us always, desiring to see us (as we also you),

General references

Exodus 35:21
And they came, every one whose heart stirred him up, and every one whom His spirit made willing. They brought Jehovah's offering to the work of the tabernacle of the congregation, and for all His service, and for the holy garments.